6478356 has 12 divisors (see below), whose sum is σ = 15116192. Its totient is φ = 2159448.

The previous prime is 6478313. The next prime is 6478363. The reversal of 6478356 is 6538746.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269920 + ... + 269943.

Almost surely, 2^6478356 is an apocalyptic number.

It is an amenable number.

6478356 is an abundant number, since it is smaller than the sum of its proper divisors (8637836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6478356 is a wasteful number, since it uses less digits than its factorization.

6478356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539870 (or 539868 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 6478356 is about 2545.2614796912. The cubic root of 6478356 is about 186.4181826958.

The spelling of 6478356 in words is "six million, four hundred seventy-eight thousand, three hundred fifty-six".